1 files changed, 87 insertions, 0 deletions
diff --git a/kresources/exchange/dateset.h b/kresources/exchange/dateset.h
new file mode 100644
index 000000000..5041f0d58
--- /dev/null
+++ b/kresources/exchange/dateset.h
@@ -0,0 +1,87 @@
+/*
+    This file is part of libkpimexchange.
+    Copyright (c) 2002 Jan-Pascal van Best <janpascal@vanbest.org>
+
+    This library is free software; you can redistribute it and/or modify it
+    under the terms of the GNU Library General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    This library is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
+    License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to the
+    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301, USA.
+*/
+
+// $Id$
+
+#ifndef _DATESET_H
+#define _DATESET_H
+
+#include <qdatetime.h>
+#include <qpair.h>
+#include <qptrlist.h>
+
+/*
+class DateRange {
+  public:
+    DateRange() { }
+    DateRange( QDate const& from, QDate const& to )
+	    : mFrom( from ), mTo( to ) { }
+    bool operator< ( const DateRange& r ) { return mFrom < r.from(); }
+    bool contains( QDate const& d ) { return ( mFrom <= d && d <= mTo ); }
+    bool contains( QDate const& from, QDate const& to ) { return ( mFrom <= from && to <= mTo ); }
+
+    QDate from() { return mFrom; }
+    QDate to() { return mTo; }
+
+  private:
+    QDate mFrom;
+    QDate mTo;
+}
+*/
+
+class RangeList : public QPtrList< QPair<QDate, QDate> > {
+  protected:
+    virtual int compareItems(QPtrCollection::Item item1, QPtrCollection::Item item2) {
+       QPair<QDate,QDate> *i1 = static_cast<QPair<QDate,QDate> *> (item1);
+       QPair<QDate,QDate> *i2 = static_cast<QPair<QDate,QDate> *> (item2);
+       if ( *i1 < *i2 ) return -1;
+       if ( *i2 < *i1 ) return 1;
+       return 0;
+    }
+};
+
+class DateSet {
+  public:
+    DateSet();
+    ~DateSet();
+
+    void add( QDate const& date );
+    void add( QDate const& from, QDate const& to );
+
+    void remove( QDate const& date );
+    void remove( QDate const& from, QDate const& to );
+    
+    bool contains( QDate const& date );
+    // returns true if and only if the whole range is in the set
+    bool contains( QDate const& from, QDate const& to );
+
+    int find( QDate const &date );
+    void print();
+
+  protected:
+  private:
+    bool tryMerge( int i );
+    RangeList *mDates; 
+
+    QDate mOldestDate;
+    QDate mNewestDate;
+};  
+
+#endif